Unit1 Great scientists--period2 教案

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1、Unit1GreatscientistPeriod2AsamplelessonplanforLearningaboutLanguage(ThePastParticiple<1>asthePredicative&Attribute)IntroductionInthisperiodstudentswillbewarmingupbyinterviewingJohnSnowfirst.ThentheyshallgoontolearningaboutTheParticiple,todiscoverwordsandexpressions,todi

2、scoverusefulstructuresandfinallyclosedownbyreadingandcopying.Objectives■Tohelpstudentslearntouseusefulwordsandexpressions■TohelpstudentslearntouseThePastParticiple(1)asthePredicative&attributeProcedures1.WarmingupbyinterviewingJohnSnowJohnSnow(1813-1858)"Thepreventionof

3、epidemicorcommunicablediseasesisasubjectthatdeservesincreasedinvestigation,fordiseasesinfluencethelife,thedeath,andthenumbersofthehumanrace,morethanallothers."YesterdaywelearnedaboutJohnSnowdefeatingKingCholera.Todayweshalltrytointerviewhimagaintoknowmoreabouthiscontrib

4、utiontotheworldpeople.Reporter:IamrepresentingChinaDaily.Iamfromthe21stcenturyChina,aneastcountryinAsia.Iamheretointerviewyouformoreinformationtowritemyfeaturearticleaboutyou.JohnSnow:Youarewelcome.IknowofChina.Itisagreatcountry.Yes,I’mJohnSnow,aLondonphysician.Ilivedan

5、dworkedinthemid-nineteenthcenturyasanobstetrician.Iwasamongthefirsttouseanesthesia.Reporter:Duringthe1830sand1840s,whenseverecholeraepidemicsthreatenedLondon,howdidyoubecomeinterestedinthecauseandtransmissionofthedisease?JohnSnow:…Reporter:…2.Learningaboutthemakingandus

6、esofpastparticipleToformthepastparticipleofaverb,addtheending-edtothebaseform.(Butnotethatmanycommonverbshaveirregularpastparticipleforms.)Thepastparticipleisusedinthefollowingcircumstances◆AftertheauxiliaryhaveintheperfecttenseHastheradiobeenfixedyet?◆Afteraformoftheau

7、xiliarybeinthepassivevoiceTheradiowasfixedonMonday.◆AftertheverbshaveandgetwithacausativemeaningWehadtheradiofixedlastweek.◆AsapassiveparticipialadjectiveTherecentlyfixedradioisbrokenagain.过去分词作定语1单个的过去分词作定语一般放在所修饰的名词之前；过去分词短语作定语一般要后置。twomarriedwomenafoundumbrellaauseds

8、tampfallenleavesanovelwrittenbyJimthelettersenttoourboss2过去分词具有被动或完成的含义。What’sthelanguagespokeninGermany?Theyd